Economic operators shall, on request, identify the following to the market surveillance authorities:

1. (a)

   any economic operator who has supplied them with a measuring instrument;

2. (b)

   any economic operator to whom they have supplied a measuring instrument.

Economic operators shall be able to present the information referred to in the first paragraph for 10 years after they have been supplied with the measuring instrument and for 10 years after they have supplied the measuring instrument.